APA

Sugano N., Atsumi T., Ohzono K., Kubo T., Hotokebuchi T. & Takaoka K. (20030211). The 2001 revised criteria for diagnosis, classification, and staging of idiopathic osteonecrosis of the femoral head. : Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association.

Chicago

Sugano Nobuhiko, Atsumi Takashi, Ohzono Kenji, Kubo Toshikazu, Hotokebuchi Takao and Takaoka Kunio. 20030211. The 2001 revised criteria for diagnosis, classification, and staging of idiopathic osteonecrosis of the femoral head. : Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association.

Harvard

Sugano N., Atsumi T., Ohzono K., Kubo T., Hotokebuchi T. and Takaoka K. (20030211). The 2001 revised criteria for diagnosis, classification, and staging of idiopathic osteonecrosis of the femoral head. : Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association.

MLA

Sugano Nobuhiko, Atsumi Takashi, Ohzono Kenji, Kubo Toshikazu, Hotokebuchi Takao and Takaoka Kunio. The 2001 revised criteria for diagnosis, classification, and staging of idiopathic osteonecrosis of the femoral head. : Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association. 20030211.